Description of a new species of Oreonectes (Cypriniformes, Nemacheilidae) from Guangxi, China Author Chen, Zhuo-Ni https://orcid.org/0009-0003-7209-4421 Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection (Guangxi Normal University), Ministry of Education, Guilin, Guangxi 541004, China & Guangxi Key Laboratory of Rare and Endangered Animal Ecology, College of Life Sciences, Guangxi Normal University, Guilin, Guangxi 541004, China Author Huang, Shi-Rong Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection (Guangxi Normal University), Ministry of Education, Guilin, Guangxi 541004, China Author Zou, Tong-Xiang Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection (Guangxi Normal University), Ministry of Education, Guilin, Guangxi 541004, China Author Du, Li-Na 0000-0002-2246-643X Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection (Guangxi Normal University), Ministry of Education, Guilin, Guangxi 541004, China Author Lin, Feng 0000-0001-7240-9233 Guangxi Key Laboratory of Rare and Endangered Animal Ecology, College of Life Sciences, Guangxi Normal University, Guilin, Guangxi 541004, China & Guangxi Academy of Fishery Sciences, Nanning, Guangxi 530021, China text Zoosystematics and Evolution 2026 2026-01-13 102 1 119 130 journal article 313721 10.3897/zse.102.172439 bccce26f-a4fd-4612-bf80-781ad11d58d9 3387D14F-3A46-44B2-8C7B-E5F41390EE81

Table 3. Morphometric and meristic data of Oreonectes jinxiuensis sp. nov.

Characters	Holotype (Female)	Paratypes (mean ± SD)
		Females (N = 2)	Males (N = 7)
Total length (mm)	60.3	54.2–55.7 (54.9 ± 1.0)	50.0–68.7 (57.5 ± 5.6)
Standard length (mm)	48.9	43.6–44.5 (44.0 ± 0.6)	40.1–55.2 (46.0 ± 4.6)
Percentage of standard length (%)
Deepest body depth	17.5	16.8–18.3 (17.6 ± 1.0)	15.3–20.3 (17.7 ± 1.5)
Body width	13.2	13.0–14.4 (13.7 ± 0.9)	12.9–16.0 (14.4 ± 1.2)
Head width	15.2	16.1–16.3 (16.2 ± 0.05)	15.4–17.0 (16.0 ± 0.5)
Head depth	11.2	11.2–11.7 (11.5 ± 0.3)	10.5–13.0 (11.5 ± 0.8)
Head length	23.2	23.4–23.9 (23.7 ± 0.4)	21.0–24.2 (22.7 ± 1.1)
Predorsal length	58.5	58.2–61.4 (59.8 ± 2.3)	57.8–61.6 (59.1 ± 0.9)
Preventral length	52.2	50.3–53.0 (51.7 ± 1.8)	50.5–53.1 (51.4 ± 0.9)
Preanal length	76.6	75.4–77.2 (76.3 ± 1.2)	73.6–77.3 (75.5 ± 1.4)
Preanus length	70.4	70.0–70.0 (70.0 ± 0.0)	66.0–71.2 (68.4 ± 1.8)
Pectoral-fin length	19.2	18.9–19.4 (19.1 ± 0.3)	18.1–21.6 (19.7 ± 1.4)
Distance between pectoral fin and pelvic fin	29.9	30.5–30.6 (30.5 ± 0.1)	28.1–32.0 (30.3 ± 1.3)
Pelvic-fin length	15.7	16.2–17.7 (17.0 ± 1.0)	15.6–18.7 (17.2 ± 1.1)
Distance between pelvic fin and anal fin	25.7	24.3–25.7 (25.0 ± 0.9)	24.1–27.7 (25.9 ± 1.2)
Caudal-peduncle length	13.5	13.9–14.6 (14.3 ± 0.5)	13.2–16.4 (14.7 ± 1.1)
Caudal-peduncle depth	13.4	14.1–14.7 (14.4 ± 0.4)	12.8–16.1 (14.5 ± 1.0)
Percentage of lateral head length (%)
Eye diameter	17.7	19.1–19.9 (19.5 ± 0.6)	16.3–20.2 (18.0 ± 1.3)
Interorbital width	35.4	34.6–38.1 (36.3 ± 2.5)	34.1–37.0 (35.4 ± 1.1)
Postorbital length	47.5	47.0–47.7 (47.4 ± 0.4)	43.8–49.3 (47.0 ± 1.7)
Snout length	34.3	36.3–37.4 (36.9 ± 0.7)	33.1–42.2 (36.8 ± 3.2)
Percentage of caudal-peduncle length (%)
Caudal-peduncle depth	99.6	100.4–101.2 (100.8 ± 0.5)	77.8–108.0 (998.9 ± 11.2)
Counts
Dorsal-fin rays	iv, 7	iv, 7	iv, 7
Pectoral-fin rays	i, 10	i, 10	i, 10
Pelvic-fin rays	i, 6	i, 6	i, 6
Anal-fin rays	iii, 5	iii, 5	iii, 5
Branched caudal-fin rays	15	15	14–15